题目内容
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提问人：网友f******g
发布时间：2022年6月22日 22:45
[单项选择题]
\tTask 1\tDirections: After reading the following passage, you will find 5 questions or unfinished...It is implied in the passage that in the past（）.
\tA．blue-collar workers worked harder than white-collar workers
\tB．white-collar workers had little difficulty getting good jobs
\tC．there were more white-collar workers than blue-collar workers
\tD．colleges and graduate schools trained more skilled workers than now
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